These two girls were born in 1495, and lived to be ten years old.

They were normal in every respect, except that they were joined at the forehead, causing them to stand face to face and belly to belly.

When one walked forward, the other was compelled to walk backward; their noses almost touched, and their eyes were directed laterally.

At the death of one an attempt to separate the other from the cadaver was made, but it was unsuccessful, the second soon dying; the operation necessitated opening the cranium and parting the meninges.

Bateman said that in 1501 there was living an instance of double female twins, joined at the forehead.